Brimfield Sanitary District STP
US Route 150, Brimfield, IL 61517 · Peoria County · Publicly Owned Treatment Works
- Average flow
- 0.22 MGD
- Design flow
- 0.52 MGD
- NPDES permit
- ILG580050
- Effective
- Permit expires
- May 2027
- Population served
- 891
- CWNS 2022
Brimfield Sanitary District STP is a publicly owned wastewater treatment works in Brimfield, Peoria County, Illinois treating an average of 0.22 million gallons per day against a permitted design capacity of 0.52 MGD, serving about 891 residents. It discharges under NPDES permit ILG580050 (effective), which expires in May 2027, with 21 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Brimfield Sanitary District STP.
Available with a free Klarifi account
See the full treatment train at Brimfield Sanitary District STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 21
- Effluent violations
- 21
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Brimfield Sanitary District STP.
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Nearby wastewater treatment plants in Illinois
Elmwood · 6 mi away
0.43 MGD
Yates City · 9 mi away
0.1 MGD
Princeville · 10 mi away
0.2 MGD
Williamsfield · 10 mi away
0.07 MGD
Hanna City · 10 mi away
0.02 MGD
Dunlap · 11 mi away
0.14 MGD
Farmington · 13 mi away
0.52 MGD
Maquon · 15 mi away
0.02 MGD
Brimfield Sanitary District STP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated November 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms